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        <title>10.2 NameNode的文件目录结构 · 大数据hadoop课堂笔记</title>
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        <li class="header">第 1 部分 Hadoop入门</li>
        
        
    
        <li class="chapter " data-level="1.1" data-path="../../">
            
                <a href="../../">
            
                    
                    本书介绍
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.2" data-path="../../chapter1.html">
            
                <a href="../../chapter1.html">
            
                    
                    第 1 章 大数据概论
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.2.1" data-path="../../chapter1/11da-shu-ju-gai-nian.html">
            
                <a href="../../chapter1/11da-shu-ju-gai-nian.html">
            
                    
                    1.1大数据概念
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.2.2" data-path="../../chapter1/12-da-shu-ju-ying-yong-chang-jing.html">
            
                <a href="../../chapter1/12-da-shu-ju-ying-yong-chang-jing.html">
            
                    
                    1.2 大数据应用场景
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.2.3" data-path="../../chapter1/13-da-shu-ju-de-fa-zhan-qian-jing.html">
            
                <a href="../../chapter1/13-da-shu-ju-de-fa-zhan-qian-jing.html">
            
                    
                    1.3 大数据的发展前景
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.2.4" data-path="../../chapter1/14-da-shu-ju-de-te-dian.html">
            
                <a href="../../chapter1/14-da-shu-ju-de-te-dian.html">
            
                    
                    1.4 大数据的特点
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.3" data-path="../../di-2-zhang-hadoop-gai-shu.html">
            
                <a href="../../di-2-zhang-hadoop-gai-shu.html">
            
                    
                    第 2 章 Hadoop 概述
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.3.1" data-path="../../di-2-zhang-hadoop-gai-shu/21-hadoopshi-shi-yao.html">
            
                <a href="../../di-2-zhang-hadoop-gai-shu/21-hadoopshi-shi-yao.html">
            
                    
                    2.1 Hadoop是什么
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.3.2" data-path="../../di-2-zhang-hadoop-gai-shu/22-hadoopfa-zhan-li-shi.html">
            
                <a href="../../di-2-zhang-hadoop-gai-shu/22-hadoopfa-zhan-li-shi.html">
            
                    
                    2.2 Hadoop发展简史
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.3.3" data-path="../../di-2-zhang-hadoop-gai-shu/23-hadoopde-san-da-fa-xing-ban-ben.html">
            
                <a href="../../di-2-zhang-hadoop-gai-shu/23-hadoopde-san-da-fa-xing-ban-ben.html">
            
                    
                    2.3 Hadoop的发行版本
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.3.4" data-path="../../di-2-zhang-hadoop-gai-shu/24-hadoopde-you-shi.html">
            
                <a href="../../di-2-zhang-hadoop-gai-shu/24-hadoopde-you-shi.html">
            
                    
                    2.4 Hadoop的优势
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.4" data-path="../../di-3-zhang-hadoop-de-zu-cheng-mo-kuai.html">
            
                <a href="../../di-3-zhang-hadoop-de-zu-cheng-mo-kuai.html">
            
                    
                    第 3 章 Hadoop的组成模块
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.4.1" data-path="../../di-3-zhang-hadoop-de-zu-cheng-mo-kuai/31-hadoop1xde-zu-cheng.html">
            
                <a href="../../di-3-zhang-hadoop-de-zu-cheng-mo-kuai/31-hadoop1xde-zu-cheng.html">
            
                    
                    3.1 Hadoop1.x的组成
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.4.2" data-path="../../di-3-zhang-hadoop-de-zu-cheng-mo-kuai/32-hadoop2xde-zu-cheng.html">
            
                <a href="../../di-3-zhang-hadoop-de-zu-cheng-mo-kuai/32-hadoop2xde-zu-cheng.html">
            
                    
                    3.2 Hadoop2.x的组成
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.4.2.1" data-path="../../di-3-zhang-hadoop-de-zu-cheng-mo-kuai/32-hadoop2xde-zu-cheng/321-hdfsjia-gou-gai-shu.html">
            
                <a href="../../di-3-zhang-hadoop-de-zu-cheng-mo-kuai/32-hadoop2xde-zu-cheng/321-hdfsjia-gou-gai-shu.html">
            
                    
                    3.2.1 HDFS架构概述
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.4.2.2" data-path="../../di-3-zhang-hadoop-de-zu-cheng-mo-kuai/32-hadoop2xde-zu-cheng/322-yarn-jia-gou-gai-shu.html">
            
                <a href="../../di-3-zhang-hadoop-de-zu-cheng-mo-kuai/32-hadoop2xde-zu-cheng/322-yarn-jia-gou-gai-shu.html">
            
                    
                    3.2.2 YARN 架构概述
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.4.2.3" data-path="../../di-3-zhang-hadoop-de-zu-cheng-mo-kuai/32-hadoop2xde-zu-cheng/323-mapreducejia-gou-gai-shu.html">
            
                <a href="../../di-3-zhang-hadoop-de-zu-cheng-mo-kuai/32-hadoop2xde-zu-cheng/323-mapreducejia-gou-gai-shu.html">
            
                    
                    3.2.3 MapReduce架构概述
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.5" data-path="../../di-3-zhang-hadoop-kai-fa-huan-jing-da-jian.html">
            
                <a href="../../di-3-zhang-hadoop-kai-fa-huan-jing-da-jian.html">
            
                    
                    第 4 章 Hadoop 运行环境搭建
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.5.1" data-path="../../di-3-zhang-hadoop-kai-fa-huan-jing-da-jian/41-zhun-bei-xu-ni-ji-huan-jing.html">
            
                <a href="../../di-3-zhang-hadoop-kai-fa-huan-jing-da-jian/41-zhun-bei-xu-ni-ji-huan-jing.html">
            
                    
                    4.1 准备虚拟机环境
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.5.2" data-path="../../di-3-zhang-hadoop-kai-fa-huan-jing-da-jian/42-an-zhuang-jdk.html">
            
                <a href="../../di-3-zhang-hadoop-kai-fa-huan-jing-da-jian/42-an-zhuang-jdk.html">
            
                    
                    4.2 安装jdk
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.5.3" data-path="../../di-3-zhang-hadoop-kai-fa-huan-jing-da-jian/43-an-zhuang-hadoop.html">
            
                <a href="../../di-3-zhang-hadoop-kai-fa-huan-jing-da-jian/43-an-zhuang-hadoop.html">
            
                    
                    4.3 安装 Hadoop
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.6" data-path="../../di-4-zhang-yun-xing-hadoop.html">
            
                <a href="../../di-4-zhang-yun-xing-hadoop.html">
            
                    
                    第 5 章 运行 Hadoop
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.6.1" data-path="../../di-4-zhang-yun-xing-hadoop/51-ben-di-yun-xing-mo-shi.html">
            
                <a href="../../di-4-zhang-yun-xing-hadoop/51-ben-di-yun-xing-mo-shi.html">
            
                    
                    5.1 本地运行模式
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.6.2" data-path="../../di-4-zhang-yun-xing-hadoop/52-wei-fen-bu-yun-xing-mo-shi.html">
            
                <a href="../../di-4-zhang-yun-xing-hadoop/52-wei-fen-bu-yun-xing-mo-shi.html">
            
                    
                    5.2 伪分布运行模式
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.6.3" data-path="../../di-4-zhang-yun-xing-hadoop/53-wan-quan-fen-bu-yun-xing-mo-shi.html">
            
                <a href="../../di-4-zhang-yun-xing-hadoop/53-wan-quan-fen-bu-yun-xing-mo-shi.html">
            
                    
                    5.3 完全分布运行模式
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    

    
        
        <li class="header">第 2 部分 HDFS</li>
        
        
    
        <li class="chapter " data-level="2.1" data-path="../di-6-zhang-hdfs-gai-shu.html">
            
                <a href="../di-6-zhang-hdfs-gai-shu.html">
            
                    
                    第 6 章 HDFS概述
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.2" data-path="../di-7-zhang-hdfs-de-shell-cao-zuo.html">
            
                <a href="../di-7-zhang-hdfs-de-shell-cao-zuo.html">
            
                    
                    第 7 章 HDFS的shell操作
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.3" data-path="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo.html">
            
                <a href="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo.html">
            
                    
                    第 8 章 HDFS客户端操作
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="2.3.1" data-path="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/81-ke-hu-duan-huan-jing-zhun-bei.html">
            
                <a href="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/81-ke-hu-duan-huan-jing-zhun-bei.html">
            
                    
                    8.1 客户端环境准备
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.3.2" data-path="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/82-shi-yong-java-cheng-xu-lai-fang-wen-hdfs.html">
            
                <a href="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/82-shi-yong-java-cheng-xu-lai-fang-wen-hdfs.html">
            
                    
                    8.2 使用Java程序来访问HDFS
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.3.3" data-path="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/83-zai-hdfs-zhong-chuang-jian-mu-lu.html">
            
                <a href="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/83-zai-hdfs-zhong-chuang-jian-mu-lu.html">
            
                    
                    8.3 在HDFS中创建目录
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.3.4" data-path="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/84-hdfschang-yong-api-cao-zuo.html">
            
                <a href="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/84-hdfschang-yong-api-cao-zuo.html">
            
                    
                    8.4 上传文件
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.3.5" data-path="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/85-xia-zai-wen-jian.html">
            
                <a href="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/85-xia-zai-wen-jian.html">
            
                    
                    8.5 下载文件
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.3.6" data-path="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/86-wen-jian-jia-shan-chu.html">
            
                <a href="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/86-wen-jian-jia-shan-chu.html">
            
                    
                    8.6 文件夹删除
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.3.7" data-path="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/87-wen-jian-ming-geng-gai.html">
            
                <a href="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/87-wen-jian-ming-geng-gai.html">
            
                    
                    8.7 文件名更改
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.3.8" data-path="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/88-wen-jian-xiang-qing-cha-kan.html">
            
                <a href="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/88-wen-jian-xiang-qing-cha-kan.html">
            
                    
                    8.8 文件详情查看
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.3.9" data-path="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/89-wen-jian-he-wen-jian-jia-pan-duan.html">
            
                <a href="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/89-wen-jian-he-wen-jian-jia-pan-duan.html">
            
                    
                    8.9 文件和文件夹判断
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.3.10" data-path="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/810-hdfsde-i-o-liu-cao-zuo.html">
            
                <a href="../di-8-zhang-hdfs-ke-hu-duan-cao-zuo/810-hdfsde-i-o-liu-cao-zuo.html">
            
                    
                    8.10 HDFS的I/O流操作
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="2.4" data-path="../di-9-zhang-hdfs-shu-ju-liang.html">
            
                <a href="../di-9-zhang-hdfs-shu-ju-liang.html">
            
                    
                    第 9 章 HDFS读写数据流
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="2.4.1" data-path="../di-9-zhang-hdfs-shu-ju-liang/91-xiang-hdfs-xie-ru-shu-ju-de-liu-cheng.html">
            
                <a href="../di-9-zhang-hdfs-shu-ju-liang/91-xiang-hdfs-xie-ru-shu-ju-de-liu-cheng.html">
            
                    
                    9.1 从HDFS读取数据的流程
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.4.2" data-path="../di-9-zhang-hdfs-shu-ju-liang/92-cong-hdfs-du-qu-shu-ju-de-liu-cheng.html">
            
                <a href="../di-9-zhang-hdfs-shu-ju-liang/92-cong-hdfs-du-qu-shu-ju-de-liu-cheng.html">
            
                    
                    9.2 向HDFS写入数据的流程
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="2.5" data-path="../di-10-zhang-namenode-he-secondarynamenode.html">
            
                <a href="../di-10-zhang-namenode-he-secondarynamenode.html">
            
                    
                    第 10 章 NameNode和SecondaryNameNode
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="2.5.1" data-path="101-gong-zuo-ji-zhi.html">
            
                <a href="101-gong-zuo-ji-zhi.html">
            
                    
                    10.1 NameNode和SecondaryNameNode工作机制
            
                </a>
            

            
        </li>
    
        <li class="chapter active" data-level="2.5.2" data-path="102-namenodede-wen-jian-mu-lu-jie-gou.html">
            
                <a href="102-namenodede-wen-jian-mu-lu-jie-gou.html">
            
                    
                    10.2 NameNode的文件目录结构
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.5.3" data-path="103-secondarynamenodede-wen-jian-mu-lu-jie-gou.html">
            
                <a href="103-secondarynamenodede-wen-jian-mu-lu-jie-gou.html">
            
                    
                    10.3 SecondaryNameNode的文件目录结构
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.5.4" data-path="104-namenodegu-zhang-chu-li.html">
            
                <a href="104-namenodegu-zhang-chu-li.html">
            
                    
                    10.4 NameNode故障处理
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.5.5" data-path="105-ji-qun-an-quan-mo-shi.html">
            
                <a href="105-ji-qun-an-quan-mo-shi.html">
            
                    
                    10.5 集群安全模式
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.5.6" data-path="106-namenodeduo-mu-lu-pei-zhi.html">
            
                <a href="106-namenodeduo-mu-lu-pei-zhi.html">
            
                    
                    10.6 NameNode多目录配置
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="2.6" data-path="../di-11-zhang-datanode.html">
            
                <a href="../di-11-zhang-datanode.html">
            
                    
                    第 11 章 DataNode
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="2.6.1" data-path="../di-11-zhang-datanode/111-datanodegong-zuo-ji-zhi.html">
            
                <a href="../di-11-zhang-datanode/111-datanodegong-zuo-ji-zhi.html">
            
                    
                    11.1 DataNode工作机制
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.6.2" data-path="../di-11-zhang-datanode/112-datanodede-mu-lu-jie-gou.html">
            
                <a href="../di-11-zhang-datanode/112-datanodede-mu-lu-jie-gou.html">
            
                    
                    11.2 DataNode的目录结构
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="2.6.3" data-path="../di-11-zhang-datanode/112-shu-ju-wan-zheng-xing.html">
            
                <a href="../di-11-zhang-datanode/112-shu-ju-wan-zheng-xing.html">
            
                    
                    11.3 数据完整性
            
                </a>
            

            
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        <li class="chapter " data-level="2.6.4" data-path="../di-11-zhang-datanode/114-diao-xian-shi-xian-can-shu-she-zhi.html">
            
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                                <h1 id="102-namenode&#x76EE;&#x5F55;&#x7ED3;&#x6784;">10.2 <code>NameNode</code>&#x76EE;&#x5F55;&#x7ED3;&#x6784;</h1>
<p>&#x8FD0;&#x884C;&#x4E2D;&#x7684;<code>NameNode</code>&#x4F1A;&#x6709;&#x76F8;&#x5E94;&#x7684;&#x76EE;&#x5F55;&#x6587;&#x4EF6;&#x88AB;&#x521B;&#x5EFA;. </p>
<p>&#x9ED8;&#x8BA4;&#x60C5;&#x51B5;&#x8FD9;&#x4E9B;&#x6587;&#x4EF6;&#x548C;&#x76EE;&#x5F55;&#x5B58;&#x50A8;&#x5728;: <code>file://${hadoop.tmp.dir}/dfs/name</code></p>
<blockquote>
<h4 id="&#x6CE8;&#x610F;"><em>&#x6CE8;&#x610F;:</em></h4>
</blockquote>
<ul>
<li><p><code>${hadoop.tmp.dir}</code>&#x662F;&#x6211;&#x4EEC;&#x5728;<code>core-site.xml</code>&#x4E2D;&#x8FDB;&#x884C;&#x7684;&#x914D;&#x7F6E;(<code>/opt/module/hadoop-2.7.2/data/tmp</code>)</p>
</li>
<li><p>&#x4E5F;&#x53EF;&#x4EE5;&#x5728;<code>hdfs-site.xml</code>&#x4E2D;&#x914D;&#x7F6E;&#x8FD9;&#x4E2A;&#x76EE;&#x5F55;. &#x4F7F;&#x7528;&#x5C5E;&#x6027;: <code>dfs.namenode.name.dir</code></p>
</li>
</ul>
<hr>
<p>&#x76EE;&#x5F55;&#x7ED3;&#x6784;&#x5982;&#x4E0B;:</p>
<pre class="language-"><code class="lang-bash">/opt/module/hadoop-2.7.2/data/tmp/dfs/name
&#x251C;&#x2500;&#x2500; current
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000001-0000000000000000035
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000036-0000000000000000037
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000038-0000000000000000050
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000051-0000000000000000079
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000080-0000000000000000105
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000106-0000000000000000107
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000108-0000000000000000116
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000117-0000000000000000118
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000119-0000000000000000120
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000121-0000000000000000123
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000124-0000000000000000125
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000126-0000000000000000127
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000128-0000000000000000129
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000130-0000000000000000131
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000132-0000000000000000132
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000133-0000000000000000134
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000135-0000000000000000135
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000136-0000000000000000137
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000138-0000000000000000139
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000140-0000000000000000141
&#x2502;   &#x251C;&#x2500;&#x2500; edits_0000000000000000142-0000000000000000143
&#x2502;   &#x251C;&#x2500;&#x2500; edits_inprogress_0000000000000000144
&#x2502;   &#x251C;&#x2500;&#x2500; fsimage_0000000000000000141
&#x2502;   &#x251C;&#x2500;&#x2500; fsimage_0000000000000000141.md5
&#x2502;   &#x251C;&#x2500;&#x2500; fsimage_0000000000000000143
&#x2502;   &#x251C;&#x2500;&#x2500; fsimage_0000000000000000143.md5
&#x2502;   &#x251C;&#x2500;&#x2500; seen_txid
&#x2502;   &#x2514;&#x2500;&#x2500; VERSION
&#x2514;&#x2500;&#x2500; in_use.lock
</code></pre>
<blockquote>
<h4 id="&#x8BF4;&#x660E;"><em>&#x8BF4;&#x660E;:</em></h4>
</blockquote>
<ul>
<li><p><code>in_use.lock</code>&#x6587;&#x4EF6;&#x662F;&#x4E00;&#x4E2A;&#x9501;&#x6587;&#x4EF6;, <code>NameNode</code>&#x4F7F;&#x7528;&#x8BE5;&#x6587;&#x4EF6;&#x4E3A;&#x5B58;&#x50A8;&#x76EE;&#x5F55;&#x52A0;&#x9501;. &#x53EF;&#x4EE5;&#x907F;&#x514D;&#x5176;&#x4ED6;<code>NameNode</code>&#x5B9E;&#x4F8B;&#x540C;&#x65F6;&#x4F7F;&#x7528;&#x540C;&#x4E00;&#x4E2A;&#x5B58;&#x50A8;&#x76EE;&#x5F55;&#x7684;&#x60C5;&#x51B5;. &#x4FDD;&#x8BC1;<code>NameNode</code>&#x7684;&#x552F;&#x4E00;&#x6027;.</p>
</li>
<li><p><code>curren</code>&#x76EE;&#x5F55;, &#x5B58;&#x50A8;&#x5F53;&#x524D;&#x7684;<code>NameNode</code>&#x7684;&#x5143;&#x6570;&#x636E;&#x7684;&#x76EE;&#x5F55;.</p>
<ol>
<li><p><code>VERSION</code>&#x6587;&#x4EF6;, &#x662F;&#x4E00;&#x4E2A;<code>Java</code>&#x5C5E;&#x6027;&#x6587;&#x4EF6;, &#x5176;&#x4E2D;&#x5305;&#x542B;<code>HDFS</code>&#x7684;&#x7248;&#x672C;&#x4FE1;&#x606F;.&#x8BE5;&#x6587;&#x4EF6;&#x4E00;&#x822C;&#x5305;&#x542B;&#x5982;&#x4E0B;&#x5185;&#x5BB9;:</p>
<pre class="language-"><code class="lang-java">#Fri Jul <span class="token number">13</span> <span class="token number">09</span><span class="token operator">:</span><span class="token number">08</span><span class="token operator">:</span><span class="token number">28</span> CST <span class="token number">2018</span>
namespaceID<span class="token operator">=</span><span class="token number">947876838</span>
clusterID<span class="token operator">=</span>CID<span class="token operator">-</span>7d3cf35b<span class="token operator">-</span>0a97<span class="token operator">-</span>484e<span class="token operator">-</span>9b0f<span class="token operator">-</span>5bcabec54352
cTime<span class="token operator">=</span><span class="token number">0</span>
storageType<span class="token operator">=</span>NAME_NODE
blockpoolID<span class="token operator">=</span>BP<span class="token operator">-</span><span class="token number">241925315</span><span class="token operator">-</span><span class="token number">192.168</span><span class="token punctuation">.</span><span class="token number">1.201</span><span class="token operator">-</span><span class="token number">1531110926280</span>
layoutVersion<span class="token operator">=</span><span class="token operator">-</span><span class="token number">63</span>
</code></pre>
<p>&#x89E3;&#x91CA;:</p>
<ul>
<li><code>namespaceID</code>: &#x6587;&#x4EF6;&#x7CFB;&#x7EDF;&#x547D;&#x540D;&#x7A7A;&#x95F4;&#x7684;&#x552F;&#x4E00;&#x6807;&#x8BC6;.&#x662F;&#x5728;<code>NameNode</code>&#x9996;&#x6B21;&#x683C;&#x5F0F;&#x5316;&#x7684;&#x65F6;&#x5019;&#x521B;&#x5EFA;&#x7684;. &#x8FD9;&#x4E2A;&#x6807;&#x8BC6;&#x7B26;&#x4E5F;&#x8981;&#x6240;&#x6709;&#x7684;<code>DataNode</code>&#x8981;&#x548C;<code>NameNode</code>&#x4FDD;&#x6301;&#x4E00;&#x81F4;</li>
<li><code>clusterID</code>: &#x662F;<code>HDFS</code>&#x96C6;&#x7FA4;&#x4F5C;&#x4E3A;&#x4E00;&#x4E2A;&#x6574;&#x4F53;&#x8D4B;&#x4E88;&#x7684;&#x552F;&#x4E00;&#x6807;&#x8BC6;&#x7B26;.</li>
<li><code>cTime</code>: <code>NameNode</code>&#x5B58;&#x50A8;&#x7CFB;&#x7EDF;&#x7684;&#x521B;&#x5EFA;&#x65F6;&#x95F4;. &#x5BF9;&#x4E8E;&#x521A;&#x521A;&#x683C;&#x5F0F;&#x5316;&#x7684;&#x5B58;&#x50A8;&#x7CFB;&#x7EDF;,&#x8FD9;&#x4E2A;&#x5C5E;&#x6027;&#x503C;&#x4E3A; <code>0</code>. &#x5982;&#x679C;&#x6587;&#x4EF6;&#x7CFB;&#x7EDF;&#x66F4;&#x65B0;&#x4E86;,&#x5219;&#x8BE5;&#x503C;&#x4E3A;&#x66F4;&#x65B0;&#x5230;&#x6700;&#x65B0;&#x7684;&#x65F6;&#x95F4;&#x6233;.</li>
<li><code>storageType</code>: &#x8BE5;&#x5B58;&#x50A8;&#x76EE;&#x5F55;&#x5305;&#x542B;&#x7684;&#x662F;<code>NameNode</code>&#x7684;&#x6570;&#x636E;&#x7ED3;&#x6784;.</li>
<li><code>blockpoolID</code>: &#x662F;&#x6570;&#x636E;&#x5757;&#x6C60;&#x7684;&#x552F;&#x4E00;&#x6807;&#x8BC6;, &#x6570;&#x636E;&#x5757;&#x6C60;&#x4E2D;&#x5305;&#x542B;&#x4E86;&#x7531;&#x4E00;&#x4E2A;<code>NameNode</code>&#x7BA1;&#x7406;&#x7684;&#x547D;&#x540D;&#x7A7A;&#x95F4;&#x7684;&#x6240;&#x6709;&#x6587;&#x4EF6;.</li>
<li><code>layoutVersion</code>: &#x662F;&#x4E00;&#x4E2A;&#x8D1F;&#x6574;&#x6570;. &#x63CF;&#x8FF0;<code>HDFS</code>&#x6301;&#x4E45;&#x6027;&#x6301;&#x4E45;&#x6027;&#x6570;&#x636E;&#x7ED3;&#x6784;(&#x4E5F;&#x53EB;&#x5E03;&#x5C40;)&#x7684;&#x7248;&#x672C;. &#x6B64;&#x7248;&#x672C;&#x53F7;&#x4E0E;<code>Hadoop</code>&#x53D1;&#x5E03;&#x5305;&#x7684;&#x7248;&#x672C;&#x53F7;&#x65E0;&#x5173;.</li>
</ul>
</li>
<li><p>&#x4EE5;<code>edits_</code>&#x524D;&#x7F00;&#x5F00;&#x5934;&#x7684;&#x6587;&#x4EF6;, &#x5C31;&#x662F;&#x524D;&#x9762;&#x6240;&#x8BF4;&#x7684;&quot;&#x7F16;&#x8F91;&#x65E5;&#x5FD7;&quot;. &#x540E;&#x7F00;&#x7684;&#x4E00;&#x5806;&#x957F;&#x4E32;&#x6570;&#x5B57;&#x5C31;&#x662F;&#x4E8B;&#x52A1;<code>ID</code>&#x7684;&#x8303;&#x56F4;.</p>
</li>
<li><code>edits_inprogress_....</code>&#x662F;&#x552F;&#x4E00;&#x7684;&#x4E00;&#x4E2A;&#x5904;&#x4E8E;&#x6253;&#x5F00;&#x53EF;&#x5199;&#x72B6;&#x6001;. &#x4EFB;&#x4F55;&#x65F6;&#x5019;&#x53EA;&#x80FD;&#x6709;&#x4E00;&#x4E2A;&#x8FD9;&#x6837;&#x7684;&#x6587;&#x4EF6;.</li>
<li><code>fsimage_.....</code>&#x662F;&#x547D;&#x540D;&#x7A7A;&#x95F4;&#x7684;&#x955C;&#x50CF;&#x6587;&#x4EF6;. <code>.md5</code>&#x6587;&#x4EF6;&#x4E2D;&#x5B58;&#x50A8;&#x7740;&#x76F8;&#x5E94;&#x7684;&#x955C;&#x50CF;&#x6587;&#x4EF6;&#x7684;<code>md5</code>&#x6821;&#x9A8C;&#x7801;, &#x7528;&#x6765;&#x9A8C;&#x8BC1;<code>fsimgage...</code>&#x662F;&#x5426;&#x6709;&#x88AB;&#x7BE1;&#x6539;&#x8FC7;.</li>
</ol>
</li>
</ul>
<hr>
<h2 id="&#x67E5;&#x770B;edits&#x548C;fsimage&#x6587;&#x4EF6;&#x7684;&#x5185;&#x5BB9;">&#x67E5;&#x770B;<code>edits</code>&#x548C;<code>fsimage</code>&#x6587;&#x4EF6;&#x7684;&#x5185;&#x5BB9;</h2>
<p><code>edits</code>&#x548C;<code>fsimage</code>&#x90FD;&#x662F;&#x4E8C;&#x8FDB;&#x5236;&#x6587;&#x4EF6;, &#x7406;&#x8BBA;&#x4E0A;&#x6211;&#x4EEC;&#x662F;&#x6CA1;&#x6709;&#x529E;&#x6CD5;&#x76F4;&#x63A5;&#x67E5;&#x770B;&#x6587;&#x4EF6;&#x5185;&#x5BB9;&#x7684;.</p>
<p>&#x4F46;&#x662F;<code>Hadoop</code>&#x7ED9;&#x6211;&#x4EEC;&#x63D0;&#x4F9B;&#x4E86;&#x5DE5;&#x5177;&#x53EF;&#x4EE5;&#x628A;&#x4E8C;&#x8FDB;&#x5236;&#x6587;&#x4EF6;&#x8F6C;&#x6362;&#x6210;&#x6587;&#x672C;&#x6587;&#x4EF6;, &#x7136;&#x540E;&#x518D;&#x67E5;&#x770B;.</p>
<pre class="language-"><code class="lang-bash"><span class="token comment" spellcheck="true"># &#x8F6C;&#x6362;fsimage&#x6587;&#x4EF6;</span>
hdfs oiv -p XML -i fsimage_0000000000000000153 -o /opt/module/fsimage.xml
<span class="token comment" spellcheck="true"># &#x8F6C;&#x6362;edits&#x6587;&#x4EF6;</span>
hdfs oev -p XML -i edits_0000000000000000001-0000000000000000035 -o /opt/module/edits.xml
</code></pre>
<hr>
<h3 id="fsimage&#x5185;&#x5BB9;"><code>fsimage</code>&#x5185;&#x5BB9;</h3>
<pre class="language-"><code class="lang-xml"><span class="token prolog">&lt;?xml version=&quot;1.0&quot; ?&gt;</span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>fsimage</span><span class="token punctuation">&gt;</span></span>
    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>NameSection</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>genstampV1</span><span class="token punctuation">&gt;</span></span>1000<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>genstampV1</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>genstampV2</span><span class="token punctuation">&gt;</span></span>1018<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>genstampV2</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>genstampV1Limit</span><span class="token punctuation">&gt;</span></span>0<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>genstampV1Limit</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>lastAllocatedBlockId</span><span class="token punctuation">&gt;</span></span>1073741839<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>lastAllocatedBlockId</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>txid</span><span class="token punctuation">&gt;</span></span>153<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>txid</span><span class="token punctuation">&gt;</span></span>
    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>NameSection</span><span class="token punctuation">&gt;</span></span>
    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>INodeSection</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>lastInodeId</span><span class="token punctuation">&gt;</span></span>16408<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>lastInodeId</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>inode</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>id</span><span class="token punctuation">&gt;</span></span>16385<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>id</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>type</span><span class="token punctuation">&gt;</span></span>DIRECTORY<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>type</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>name</span><span class="token punctuation">&gt;</span></span><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>name</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>mtime</span><span class="token punctuation">&gt;</span></span>1531467183668<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>mtime</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>permission</span><span class="token punctuation">&gt;</span></span>atguigu:supergroup:rwxr-xr-x<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>permission</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>nsquota</span><span class="token punctuation">&gt;</span></span>9223372036854775807<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>nsquota</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>dsquota</span><span class="token punctuation">&gt;</span></span>-1<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>dsquota</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>inode</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>inode</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>id</span><span class="token punctuation">&gt;</span></span>16386<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>id</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>type</span><span class="token punctuation">&gt;</span></span>DIRECTORY<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>type</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>name</span><span class="token punctuation">&gt;</span></span>a<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>name</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>mtime</span><span class="token punctuation">&gt;</span></span>1531111209477<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>mtime</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>permission</span><span class="token punctuation">&gt;</span></span>atguigu:supergroup:rwxr-xr-x<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>permission</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>nsquota</span><span class="token punctuation">&gt;</span></span>-1<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>nsquota</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>dsquota</span><span class="token punctuation">&gt;</span></span>-1<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>dsquota</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>inode</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>inode</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>id</span><span class="token punctuation">&gt;</span></span>16389<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>id</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>type</span><span class="token punctuation">&gt;</span></span>FILE<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>type</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>name</span><span class="token punctuation">&gt;</span></span>words.txt<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>name</span><span class="token punctuation">&gt;</span></span>
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</code></pre>
<hr>
<h3 id="edits&#x5185;&#x5BB9;"><code>edits</code>&#x5185;&#x5BB9;</h3>
<pre class="language-"><code class="lang-xml"><span class="token prolog">&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; ?&gt;</span>
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                <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>USERNAME</span><span class="token punctuation">&gt;</span></span>atguigu<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>USERNAME</span><span class="token punctuation">&gt;</span></span>
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    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>RECORD</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>OPCODE</span><span class="token punctuation">&gt;</span></span>OP_ALLOCATE_BLOCK_ID<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>OPCODE</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>DATA</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>TXID</span><span class="token punctuation">&gt;</span></span>148<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>TXID</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>BLOCK_ID</span><span class="token punctuation">&gt;</span></span>1073741839<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>BLOCK_ID</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>DATA</span><span class="token punctuation">&gt;</span></span>
    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>RECORD</span><span class="token punctuation">&gt;</span></span>
    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>RECORD</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>OPCODE</span><span class="token punctuation">&gt;</span></span>OP_SET_GENSTAMP_V2<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>OPCODE</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>DATA</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>TXID</span><span class="token punctuation">&gt;</span></span>149<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>TXID</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>GENSTAMPV2</span><span class="token punctuation">&gt;</span></span>1018<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>GENSTAMPV2</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>DATA</span><span class="token punctuation">&gt;</span></span>
    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>RECORD</span><span class="token punctuation">&gt;</span></span>
    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>RECORD</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>OPCODE</span><span class="token punctuation">&gt;</span></span>OP_ADD_BLOCK<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>OPCODE</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>DATA</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>TXID</span><span class="token punctuation">&gt;</span></span>150<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>TXID</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>PATH</span><span class="token punctuation">&gt;</span></span>/wwww.txt._COPYING_<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>PATH</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>BLOCK</span><span class="token punctuation">&gt;</span></span>
                <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>BLOCK_ID</span><span class="token punctuation">&gt;</span></span>1073741839<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>BLOCK_ID</span><span class="token punctuation">&gt;</span></span>
                <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>NUM_BYTES</span><span class="token punctuation">&gt;</span></span>0<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>NUM_BYTES</span><span class="token punctuation">&gt;</span></span>
                <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>GENSTAMP</span><span class="token punctuation">&gt;</span></span>1018<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>GENSTAMP</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>BLOCK</span><span class="token punctuation">&gt;</span></span>
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        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>DATA</span><span class="token punctuation">&gt;</span></span>
    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>RECORD</span><span class="token punctuation">&gt;</span></span>
    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>RECORD</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>OPCODE</span><span class="token punctuation">&gt;</span></span>OP_CLOSE<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>OPCODE</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>DATA</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>TXID</span><span class="token punctuation">&gt;</span></span>151<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>TXID</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>LENGTH</span><span class="token punctuation">&gt;</span></span>0<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>LENGTH</span><span class="token punctuation">&gt;</span></span>
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            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>PATH</span><span class="token punctuation">&gt;</span></span>/wwww.txt._COPYING_<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>PATH</span><span class="token punctuation">&gt;</span></span>
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            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>MTIME</span><span class="token punctuation">&gt;</span></span>1531467183659<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>MTIME</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>ATIME</span><span class="token punctuation">&gt;</span></span>1531467182788<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>ATIME</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>BLOCKSIZE</span><span class="token punctuation">&gt;</span></span>134217728<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>BLOCKSIZE</span><span class="token punctuation">&gt;</span></span>
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            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>BLOCK</span><span class="token punctuation">&gt;</span></span>
                <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>BLOCK_ID</span><span class="token punctuation">&gt;</span></span>1073741839<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>BLOCK_ID</span><span class="token punctuation">&gt;</span></span>
                <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>NUM_BYTES</span><span class="token punctuation">&gt;</span></span>13<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>NUM_BYTES</span><span class="token punctuation">&gt;</span></span>
                <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>GENSTAMP</span><span class="token punctuation">&gt;</span></span>1018<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>GENSTAMP</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>BLOCK</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>PERMISSION_STATUS</span><span class="token punctuation">&gt;</span></span>
                <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>USERNAME</span><span class="token punctuation">&gt;</span></span>atguigu<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>USERNAME</span><span class="token punctuation">&gt;</span></span>
                <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>GROUPNAME</span><span class="token punctuation">&gt;</span></span>supergroup<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>GROUPNAME</span><span class="token punctuation">&gt;</span></span>
                <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>MODE</span><span class="token punctuation">&gt;</span></span>420<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>MODE</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>PERMISSION_STATUS</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>DATA</span><span class="token punctuation">&gt;</span></span>
    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>RECORD</span><span class="token punctuation">&gt;</span></span>
    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>RECORD</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>OPCODE</span><span class="token punctuation">&gt;</span></span>OP_RENAME_OLD<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>OPCODE</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>DATA</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>TXID</span><span class="token punctuation">&gt;</span></span>152<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>TXID</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>LENGTH</span><span class="token punctuation">&gt;</span></span>0<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>LENGTH</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>SRC</span><span class="token punctuation">&gt;</span></span>/wwww.txt._COPYING_<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>SRC</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>DST</span><span class="token punctuation">&gt;</span></span>/wwww.txt<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>DST</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>TIMESTAMP</span><span class="token punctuation">&gt;</span></span>1531467183668<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>TIMESTAMP</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>RPC_CLIENTID</span><span class="token punctuation">&gt;</span></span>645e8d7a-9d15-4e55-8d0c-1eba7a1e32ab<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>RPC_CLIENTID</span><span class="token punctuation">&gt;</span></span>
            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>RPC_CALLID</span><span class="token punctuation">&gt;</span></span>9<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>RPC_CALLID</span><span class="token punctuation">&gt;</span></span>
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            <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>TXID</span><span class="token punctuation">&gt;</span></span>153<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>TXID</span><span class="token punctuation">&gt;</span></span>
        <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>DATA</span><span class="token punctuation">&gt;</span></span>
    <span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>RECORD</span><span class="token punctuation">&gt;</span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation">&lt;/</span>EDITS</span><span class="token punctuation">&gt;</span></span>
</code></pre>
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